xworm | 49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6

General

Target

49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe
Size

50KB
MD5

d08c6251a4242a295b2b12f099d11670
SHA1

11c079d31ebf1732fbe65f83a0be15202478967f
SHA256

49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6
SHA512

ba74639a5e7ae6add2a28ab4c15067ce77f241805a102356759bc1fbb032f89c56bfb44c9d7cdcbfcc1782d64e012859b10559d7e8b81aab894e6cc66fd2ddce
SSDEEP

1536:0Q1Zw+K5/jjV6wTO+bOekp4G60r0MOT/LgF:e5bjMz+bOIA/OTTgF

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

24.ip.gl.ply.gg:12722

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2980-1-0x0000000001210000-0x0000000001222000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2716	powershell.exe
2900	powershell.exe
2776	powershell.exe
1744	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2716	powershell.exe
2900	powershell.exe
2776	powershell.exe
1744	powershell.exe
2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe
Token: SeDebugPrivilege	2716	powershell.exe
Token: SeDebugPrivilege	2900	powershell.exe
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	1744	powershell.exe
Token: SeDebugPrivilege	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2716	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	30
PID 2980 wrote to memory of 2716	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	30
PID 2980 wrote to memory of 2716	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	30
PID 2980 wrote to memory of 2900	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	32
PID 2980 wrote to memory of 2900	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	32
PID 2980 wrote to memory of 2900	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	32
PID 2980 wrote to memory of 2776	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	34
PID 2980 wrote to memory of 2776	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	34
PID 2980 wrote to memory of 2776	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	34
PID 2980 wrote to memory of 1744	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	36
PID 2980 wrote to memory of 1744	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	36
PID 2980 wrote to memory of 1744	2980	49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe	36

C:\Users\Admin\AppData\Local\Temp\49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe
"C:\Users\Admin\AppData\Local\Temp\49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2716
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '49dd5def78f486c8827daa85c840cee3c4292595c634af94780f05993d9128c6.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2900
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
847c37fabda84b5de95e270b1333888d

SHA1
27a8be6dfe848954d380b2fac12cbed094b48a19

SHA256
9cb0e0eb3c5c8a9b4a42cc7cb646a5bad78a609a6e338a7c03e89d9abae6fb23

SHA512
497c149d476a4ebb182428b7cf61715e560f9cda2a9d6f0fba440c11f03f57a0bac2fd6969b25c727f845f21d53e2850dcdc936cf88f5ba1d384b5641f9cafe9

Download Submit
memory/2716-6-0x0000000002C20000-0x0000000002CA0000-memory.dmp

Filesize
512KB

Download
memory/2716-7-0x000000001B730000-0x000000001BA12000-memory.dmp

Filesize
2.9MB

Download
memory/2716-8-0x0000000001D70000-0x0000000001D78000-memory.dmp

Filesize
32KB

Download
memory/2900-14-0x000000001B5A0000-0x000000001B882000-memory.dmp

Filesize
2.9MB

Download
memory/2900-15-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download
memory/2980-0-0x000007FEF5883000-0x000007FEF5884000-memory.dmp

Filesize
4KB

Download
memory/2980-1-0x0000000001210000-0x0000000001222000-memory.dmp

Filesize
72KB

Download
memory/2980-31-0x000000001B0D0000-0x000000001B150000-memory.dmp

Filesize
512KB

Download
memory/2980-32-0x000007FEF5883000-0x000007FEF5884000-memory.dmp

Filesize
4KB

Download
memory/2980-33-0x000000001B0D0000-0x000000001B150000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads